697432 has 8 divisors (see below), whose sum is σ = 1307700. Its totient is φ = 348712.

The previous prime is 697423. The next prime is 697441. The reversal of 697432 is 234796.

It is an interprime number because it is at equal distance from previous prime (697423) and next prime (697441).

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×697432² = 972822789248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 697394 and 697403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43582 + ... + 43597.

2⁶⁹⁷⁴³² is an apocalyptic number.

It is an amenable number.

697432 is a deficient number, since it is larger than the sum of its proper divisors (610268).

697432 is a wasteful number, since it uses less digits than its factorization.

697432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87185 (or 87181 counting only the distinct ones).

The product of its digits is 9072, while the sum is 31.

The square root of 697432 is about 835.1239428971. The cubic root of 697432 is about 88.6816891526.

The spelling of 697432 in words is "six hundred ninety-seven thousand, four hundred thirty-two".